Question

Which of the following is the most accurate thermometer to determine the melting point of ice or boiling point of water and how?

1) 0.5 degree Celsius thermometer

2) Clinical or doctor's thermometer

3) 1 degree Celsius thermometer

4) Any of the above three

Answer 1

Any thermometer can be used which has zero degrees Celsius and 100 degree Celsius in it's range because melting point of ice is zero degree Celsius and boiling point of water is 100 degree Celsius.